Home / 10,522,095.70-15,794,953.35-8,136,516.10

Finding the Fourth Proportional to 10,522,095.70, 15,794,953.35 and 8,136,516.10

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Solution

The fourth proportional to 10,522,095.70, 15,794,953.35 and 8,136,516.10 is: 12,213,906.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522,095.70 : 15,794,953.35 = 8,136,516.10 : x
  2. Step 2: Convert to fraction form
    10,522,095.70/15,794,953.35 = 8,136,516.10/x
  3. Step 3: Cross multiply
    10,522,095.70x = 15,794,953.35 × 8,136,516.10
  4. Step 4: Simplify right side
    10,522,095.70x = 128,515,892,231,023.92
  5. Step 5: Solve for x
    x = 128,515,892,231,023.92/10,522,095.70
  6. Step 6: Final answer
    x = 12,213,906.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.